B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
3%
3% -- positive reply rate for Cold emails using funding signals (Series A-C rounds in last 90 days) (2025)
Cold email outreach using funding signals (Series A-C rounds in the last 90 days) is benchmarked to achieve a 3% to 6% positive reply rate.
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Lighthouse Research Team
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Source verified
Evidence graded
Value
3%
Unit
Percentage
Data Vintage
2025
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Built For B2B
Primary
Tier B
https://www.builtforb2b.com/blog/ai-personalisation-in-cold-email-what-actually-works ↗
Source Article
AI Personalisation in Cold Email: What Works in 2026
AI Personalisation in Cold Email: What Works in 2026
AI personalisation lifts reply rate 3x when done right and tanks it when done lazy. The signals, prompts, and proof B2B teams need.
7 Min Read
AI personalisation is the biggest scam in B2B outbound right now
Vendors keep saying AI personalisation …
Original Research
Built For B2B
· Original study ↗
Methodology
Benchmark range 3-6%; midpoint 4.5% extracted; documented across the 2025 sending year in Built For B2B's cold email benchmark guide
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Cold emails using funding signals (Series A-C rounds in last 90 days): 3% positive reply rate. Source: Built For B2B (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/funding-signal-positive-reply-rate
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<blockquote cite="https://lighthousedata.io/data/funding-signal-positive-reply-rate" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>3%</strong> -- positive reply rate for Cold emails using funding signals (Series A-C rounds in last 90 days)<br><small>Source: Built For B2B (2025) · <a href="https://lighthousedata.io/data/funding-signal-positive-reply-rate" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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